galileo navigation system

The new 715kg satellites, which were launched into orbit by Ariane 5 boosters at 1836 (GMT) from the Kourou Space Center in French Guiana.

Freezing fuel on Russia's Soyuz missile caused two satellites of Europe's Galileo global positioning system to fly wrongly in August.

According to a European news source, earlier this month, the European Space Agency (ESA) signed three contracts in London (UK) to buy 8 satellites and order 3 new launchers for the